Chaudhry, M. S. . and Hanif, . M. . (2021) “Product and Exponential Product Estimators in Adaptive Cluster Sampling under Different Population Situations : Product Estimators in ACS ”, Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, 53(4), pp. 447–457. Available at: http://ppaspk.org/index.php/PPAS-A/article/view/265 (Accessed: 23 December 2024).